[ Modal Verbs ]
Patients ___ inform the doctor of any allergies.
A. may
B. ought to
C. must

Random Topics:
Grammar SuffixesGender and GrammarRun-On SentencesAuxiliaries VerbPreposition (at,in,on)Past, Present, FutureWh-QuestionMust Vs Have toSimple Past Tense and Past Perfect TenseGrammar - Sentence StructureOther quiz:
Vocabulary › ViewMien:
A. a short club used as a weapon
B. something wonderful or marvelous; an unusual feat
C. air, manner; appearance; expression
D. charming, tending to soften unfriendliness
Grammar › View
My mother taught me this formula yesterday, But I … understand it. I couldn’t make it.
A. Was not confusing
B. Was confusing
C. Am confusing
D. Have confused
Modal Verbs › ViewHe … be in class. I saw him at the library a minute ago.
A. must
B. might
C. can’t
Modal Verbs › View
If you practiced more, you _____ win the competition.
A. must
B. would
C. could
D. might
